com.google.android.gms.ads.omid.DynamiteOmid.initializeOmid标志未初始化

我是在

com.google.android.gms:play-services-ads:19.4.0

， 恢复到19.1.0就可以了。
有解决办法吗？我想试试新的开放广告，谢谢

com.google.android.gms.ads.internal.flag.a.a (a.java:9)
com.google.android.gms.ads.internal.report.d.a (d.java:1)
com.google.android.gms.ads.internal.state.i.a (i.java:14)
com.google.android.gms.ads.omid.DynamiteOmid.initializeOmid (DynamiteOmid.java:8)
com.google.android.gms.ads.omid.b.a (b.java:41)
gb.onTransact (gb.java:4)
android.os.Binder.transact (Binder.java:667)
com.google.android.gms.internal.ads.zzgi.transactAndReadException (zzgi.java:10)
com.google.android.gms.internal.ads.zzdlj.zzau (zzdlj.java:5)
com.google.android.gms.internal.ads.zzapd.zzo (zzapd.java:10)
com.google.android.gms.internal.ads.zzbzm.zzg (zzbzm.java:130)
com.google.android.gms.internal.ads.zzbzm.zzakv (zzbzm.java:176)
com.google.android.gms.internal.ads.zzbzp.run (zzbzp.java:2)
android.os.Handler.handleCallback (Handler.java:873)
android.os.Handler.dispatchMessage (Handler.java:99)
com.google.android.gms.internal.ads.zzdns.zzb (zzdns.java:9)
com.google.android.gms.internal.ads.zzawu.zzb (zzawu.java:8)
com.google.android.gms.internal.ads.zzdns.dispatchMessage (zzdns.java:7)
android.os.Looper.loop (Looper.java:193)
android.app.ActivityThread.main (ActivityThread.java:6734)
java.lang.reflect.Method.invoke (Method.java)
com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run (RuntimeInit.java:493)
com.android.internal.os.ZygoteInit.main (ZygoteInit.java:858)